From df220965487f6d3db596d69d1c413ec819302d28 Mon Sep 17 00:00:00 2001
From: MDietermann <marvin.dietermann@hive-brain.de>
Date: Thu, 28 May 2026 12:14:11 +0200
Subject: [PATCH] feat: add texture loader and placeholder atlas

---
 Assets/textures/atlas.png | Bin 0 -> 236 bytes
 Rendering/Texture.cs      |  35 +++++++++++++++++++++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 Assets/textures/atlas.png
 create mode 100644 Rendering/Texture.cs

diff --git a/Assets/textures/atlas.png b/Assets/textures/atlas.png
new file mode 100644
index 0000000000000000000000000000000000000000..943844a32621b67aa496dd73b26332d88df088cb
GIT binary patch
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literal 0
HcmV?d00001

diff --git a/Rendering/Texture.cs b/Rendering/Texture.cs
new file mode 100644
index 0000000..7895720
--- /dev/null
+++ b/Rendering/Texture.cs
@@ -0,0 +1,35 @@
+using OpenTK.Graphics.OpenGL4;
+using StbImageSharp;
+
+namespace VoxelEngine.Rendering;
+
+public sealed class Texture : IDisposable
+{
+    private readonly int _handle;
+
+    public Texture(string path)
+    {
+        _handle = GL.GenTexture();
+        GL.BindTexture(TextureTarget.Texture2D, _handle);
+
+        StbImage.stbi_set_flip_vertically_on_load(1);
+        using FileStream stream = File.OpenRead(path);
+        ImageResult image = ImageResult.FromStream(stream, ColorComponents.RedGreenBlueAlpha);
+
+        GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba,
+            image.Width, image.Height, 0, PixelFormat.Rgba, PixelType.UnsignedByte, image.Data);
+
+        GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Nearest);
+        GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Nearest);
+        GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapS, (int)TextureWrapMode.ClampToEdge);
+        GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureWrapT, (int)TextureWrapMode.ClampToEdge);
+    }
+
+    public void Use(TextureUnit unit = TextureUnit.Texture0)
+    {
+        GL.ActiveTexture(unit);
+        GL.BindTexture(TextureTarget.Texture2D, _handle);
+    }
+
+    public void Dispose() => GL.DeleteTexture(_handle);
+}